- Switched HotROD and tracegen from Jaeger SDK to OpenTelemetry SDK, removing several legacy environment variables (breaking)
- Added CLI flags for HTTP server timeouts, directory watch for certificate hot‑reload, and tenant‑header propagation in query service and gRPC plugin (new features)
- Replaced Thrift with Protobuf for sampling strategies, fixed Zipkin span handling and applied various minor bug fixes and lint updates